This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Connective tissue, muscles, blood vessels, and bone develop from which middle germ layer? a. the ... (Read 71 times)

silviawilliams41

  • Hero Member
  • *****
  • Posts: 560
on: Jun 21, 2018
Connective tissue, muscles, blood vessels, and bone develop from which middle germ layer?
 
  a. the endoderm
 b. the mesoderm
 c. the ectoderm
 d. the blastoderm

Question 2

The separation of actin molecules from myosin molecules requires
 
  a. calcium.
 b. sodium.
 c. acetylcholine.
 d. energy.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mfedorka

  • Sr. Member
  • ****
  • Posts: 324
Reply #1 on: Jun 21, 2018
Answer to Question 1

b

Answer to Question 2

d


silviawilliams41

  • Member
  • Posts: 560
Reply 2 on: Jun 21, 2018
:D TYSM

TheDev123

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

The average adult has about 21 square feet of skin.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

The arrangement of the external eye muscles: (A) lateral and (B) anterior views. The arrangement of the external eye muscles: (A) lateral and (B) anterior views.
Electronmicrograph showing a blood clot composed of fibrin, red blood cells, and tissue debris. Electronmicrograph showing a blood clot composed of fibrin, red blood cells, and tissue debris.
Components of Bone Components of Bone
The accessory muscles of exhalation. The accessory muscles of exhalation.
Cloud Types: Middle Clouds Cloud Types: Middle Clouds
White Blood Cells White Blood Cells
Video: Pressure Flow Model Animation

For a complete list of videos, visit our video library